why they stopped the bringing of goods from that vessel to shore. They want to wait until we are gone."
"But we couldn't stop them from landing goods, even if they know we are working for Uncle Sam," declared Tom.
"That's very true, but it is evidently their intention, not only to land goods here, which they have a perfect right to do, but to send them into the United States, which they have not a right to do without paying the duty."
"Then you really think they are the smugglers?" asked Ned.
"I'm pretty sure of it. I think we have stumbled on one of the places where the goods are landed, and where they are loaded into the airships. This is the best luck we could have, and it more than makes up for not catching the rascals last night. Now we know where to get on their trail."
"If they don't change the place," observed Tom.
"Oh, of course, we've got to take that chance."
"Here's one of them coming over to speak to us, I guess," remarked Tom in a low voice, as he observed the man, who had waved the flag approaching. There was no doubt of his intention for, as soon as he came within talking distance, the stranger called out:
